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#!/usr/bin/env python3
#
# Copyright (C) 2019-2020 VyOS maintainers and contributors
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 or later as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import os
import unittest
from vyos.configsession import ConfigSession
from vyos.configsession import ConfigSessionError
from vyos.util import read_file
from vyos.util import process_named_running
PROCESS_NAME = 'igmpproxy'
IGMP_PROXY_CONF = '/etc/igmpproxy.conf'
base_path = ['protocols', 'igmp-proxy']
upstream_if = 'eth1'
downstream_if = 'eth2'
class TestProtocolsIGMPProxy(unittest.TestCase):
def setUp(self):
self.session = ConfigSession(os.getpid())
self.session.set(['interfaces', 'ethernet', upstream_if, 'address', '172.16.1.1/24'])
def tearDown(self):
self.session.delete(['interfaces', 'ethernet', upstream_if, 'address'])
self.session.delete(base_path)
self.session.commit()
del self.session
def test_igmpproxy(self):
threshold = '20'
altnet = '192.0.2.0/24'
whitelist = '10.0.0.0/8'
self.session.set(base_path + ['disable-quickleave'])
self.session.set(base_path + ['interface', upstream_if, 'threshold', threshold])
self.session.set(base_path + ['interface', upstream_if, 'alt-subnet', altnet])
self.session.set(base_path + ['interface', upstream_if, 'whitelist', whitelist])
# Must define an upstream and at least 1 downstream interface!
with self.assertRaises(ConfigSessionError):
self.session.commit()
self.session.set(base_path + ['interface', upstream_if, 'role', 'upstream'])
# Interface does not exist
self.session.set(base_path + ['interface', 'eth20', 'role', 'upstream'])
with self.assertRaises(ConfigSessionError):
self.session.commit()
self.session.delete(base_path + ['interface', 'eth20'])
# Only 1 upstream interface allowed
self.session.set(base_path + ['interface', downstream_if, 'role', 'upstream'])
with self.assertRaises(ConfigSessionError):
self.session.commit()
self.session.set(base_path + ['interface', downstream_if, 'role', 'downstream'])
# commit changes
self.session.commit()
# Check generated configuration
config = read_file(IGMP_PROXY_CONF)
self.assertIn(f'phyint {upstream_if} upstream ratelimit 0 threshold {threshold}', config)
self.assertIn(f'altnet {altnet}', config)
self.assertIn(f'whitelist {whitelist}', config)
self.assertIn(f'phyint {downstream_if} downstream ratelimit 0 threshold 1', config)
# Check for running process
self.assertTrue(process_named_running(PROCESS_NAME))
if __name__ == '__main__':
unittest.main(verbosity=2)
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